extern void WM_Invalidate(tWindow *Window);
extern void WM_ShowWindow(tWindow *Window, int bShow);
extern int WM_ResizeWindow(tWindow *Window, int W, int H);
extern void WM_Invalidate(tWindow *Window);
extern void WM_ShowWindow(tWindow *Window, int bShow);
extern int WM_ResizeWindow(tWindow *Window, int W, int H);